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<html>
	<head>
		<meta charset="UTF-8">
		<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">		
		<title></title>
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			.aaa{
				width: 90vw;
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				outline: 1px #ccc solid;
				overflow: hidden;
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	<body>
		<div class="aaa">
			
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		<button>000</button>
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</html>
<script type="text/javascript">
	$('.aaa').load('31.模态框，弹窗、弹框.html')
</script>